HK11895A - Method and device for optimalisation of the contrast and the viewing angle of a liquid crystal display - Google Patents

Method and device for optimalisation of the contrast and the viewing angle of a liquid crystal display

Info

Publication number
HK11895A
HK11895A HK11895A HK11895A HK11895A HK 11895 A HK11895 A HK 11895A HK 11895 A HK11895 A HK 11895A HK 11895 A HK11895 A HK 11895A HK 11895 A HK11895 A HK 11895A
Authority
HK
Hong Kong
Prior art keywords
optimalisation
contrast
liquid crystal
crystal display
viewing angle
Prior art date
Application number
HK11895A
Inventor
Pierre Fagard
Original Assignee
Sextant Avionique
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sextant Avionique filed Critical Sextant Avionique
Publication of HK11895A publication Critical patent/HK11895A/en

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/02—Improving the quality of display appearance
    • G09G2320/028—Improving the quality of display appearance by changing the viewing angle properties, e.g. widening the viewing angle, adapting the viewing angle to the view direction
HK11895A 1989-09-22 1995-01-26 Method and device for optimalisation of the contrast and the viewing angle of a liquid crystal display HK11895A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8912454A FR2652434A1 (en) 1989-09-22 1989-09-22 METHOD AND DEVICE FOR OPTIMIZING THE CONTRAST AND THE ANGLE OF VIEW OF A LIQUID CRYSTAL DISPLAY

Publications (1)

Publication Number Publication Date
HK11895A true HK11895A (en) 1995-02-03

Family

ID=9385755

Family Applications (1)

Application Number Title Priority Date Filing Date
HK11895A HK11895A (en) 1989-09-22 1995-01-26 Method and device for optimalisation of the contrast and the viewing angle of a liquid crystal display

Country Status (5)

Country Link
US (1) US5162785A (en)
EP (1) EP0420727B1 (en)
DE (1) DE69007399T2 (en)
FR (1) FR2652434A1 (en)
HK (1) HK11895A (en)

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US6297791B1 (en) * 1997-11-21 2001-10-02 Seiko Epson Corporation Adjustment method of display device
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US6628255B1 (en) * 1999-06-30 2003-09-30 Agilent Technologies, Inc. Viewing angle adjustment for a liquid crystal display (LCD)
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US8125163B2 (en) 2008-05-21 2012-02-28 Manufacturing Resources International, Inc. Backlight adjustment system
US20100238299A1 (en) * 2009-02-16 2010-09-23 Manufacturing Resources International Display Characteristic Feedback Loop
US9812047B2 (en) 2010-02-25 2017-11-07 Manufacturing Resources International, Inc. System and method for remotely monitoring the operating life of electronic displays
US8441574B2 (en) * 2009-02-16 2013-05-14 Manufacturing Resources International, Inc. Visual identifier for images on an electronic display
KR20190130079A (en) 2011-09-23 2019-11-20 매뉴팩처링 리소시스 인터내셔널 인코포레이티드 System and method for environmental adaptation of display characteristics
US10319408B2 (en) 2015-03-30 2019-06-11 Manufacturing Resources International, Inc. Monolithic display with separately controllable sections
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US10593255B2 (en) 2015-05-14 2020-03-17 Manufacturing Resources International, Inc. Electronic display with environmental adaptation of display characteristics based on location
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US10922736B2 (en) 2015-05-15 2021-02-16 Manufacturing Resources International, Inc. Smart electronic display for restaurants
US10269156B2 (en) 2015-06-05 2019-04-23 Manufacturing Resources International, Inc. System and method for blending order confirmation over menu board background
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WO2017210317A1 (en) 2016-05-31 2017-12-07 Manufacturing Resources International, Inc. Electronic display remote image verification system and method
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WO2018031717A2 (en) 2016-08-10 2018-02-15 Manufacturing Resources International, Inc. Dynamic dimming led backlight for lcd array
US10578658B2 (en) 2018-05-07 2020-03-03 Manufacturing Resources International, Inc. System and method for measuring power consumption of an electronic display assembly
US10782276B2 (en) 2018-06-14 2020-09-22 Manufacturing Resources International, Inc. System and method for detecting gas recirculation or airway occlusion
US10908863B2 (en) 2018-07-12 2021-02-02 Manufacturing Resources International, Inc. System and method for providing access to co-located operations data for an electronic display
US11137847B2 (en) 2019-02-25 2021-10-05 Manufacturing Resources International, Inc. Monitoring the status of a touchscreen
US11402940B2 (en) 2019-02-25 2022-08-02 Manufacturing Resources International, Inc. Monitoring the status of a touchscreen
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Also Published As

Publication number Publication date
FR2652434B1 (en) 1994-08-19
DE69007399D1 (en) 1994-04-21
FR2652434A1 (en) 1991-03-29
EP0420727A1 (en) 1991-04-03
US5162785A (en) 1992-11-10
EP0420727B1 (en) 1994-03-16
DE69007399T2 (en) 1994-08-25

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)